52 lines
1.4 KiB
Rust
52 lines
1.4 KiB
Rust
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use nostr_sdk::client::Error;
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use nostr_sdk::prelude::*;
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use tokio::sync::mpsc;
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use nostr_sdk::RelayPoolNotification;
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pub struct NostrClient {
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client: Client,
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}
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impl NostrClient {
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pub async fn new(relay_url: &str) -> Result<Self, Error> {
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let keys = Keys::generate_from_os_random();
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let client = Client::new(&keys);
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client.add_relay(relay_url, None).await?;
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client.connect().await;
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Ok(Self { client })
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}
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pub async fn publish_item(
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&self,
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name: String,
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description: String,
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tags: Vec<(String, String)>
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) -> Result<(), Error> {
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let content = serde_json::json!({
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"name": name,
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"description": description,
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"tags": tags
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});
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self.client.publish_text_note(content.to_string(), &[]).await?;
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Ok(())
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}
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pub async fn subscribe_to_items(
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&self,
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tx: mpsc::Sender<String>
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) -> Result<(), Error> {
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let mut notifications = self.client.notifications();
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tokio::spawn(async move {
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while let Ok(notification) = notifications.recv().await {
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if let RelayPoolNotification::Event(_url, event) = notification {
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let content = event.content.clone();
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tx.send(content).await.unwrap();
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}
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}
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});
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Ok(())
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}
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}
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